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CVE-2026-1125 (GCVE-0-2026-1125)

Vulnerability from cvelistv5 – Published: 2026-01-18 16:02 – Updated: 2026-02-23 08:39
VLAI Shadowserver Previdian
Title
D-Link DIR-823X set_wifidog_settings sub_412E7C command injection
Summary
A weakness has been identified in D-Link DIR-823X 250416. Affected by this issue is the function sub_412E7C of the file /goform/set_wifidog_settings. Executing a manipulation of the argument wd_enable can lead to command injection. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.
Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
7.3 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.3 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-01-20 16:41 UTC
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.341717 vdb-entrytechnical-description
https://vuldb.com/?ctiid.341717 signaturepermissions-required
https://vuldb.com/?submit.734966 third-party-advisory
https://vuldb.com/?submit.743503 third-party-advisory
https://github.com/DavCloudz/cve/blob/main/D-link… exploit
https://www.dlink.com/ product
Impacted products
Vendor Product Version CPE status
D-Link DIR-823X Affected: 250416
guessed Create a notification for this product.
Credits
Yun Zhang (VulDB User)
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: b82e6d59-2cf9-44dc-8b8d-09ccd4f08699

Vulnerability ID: CVE-2026-1125

Status: Confirmed

Status Updated: 2026-07-02 12:35 UTC

Exploited: Yes

Characteristics
Severity: 98.0
Timestamps
First Seen: 2026-07-02
Asserted: 2026-07-02
Last Seen: 2026-07-02
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: D-Link / D-Link DIR-823X | Class: router | Severity: Critical (CVSS 9.8) | IoT: yes | In CISA KEV: no | Honeypot connections on 2026-07-02: 12
Evidence

Type: Honeypot

Signal: In The Wild Attempts

Confidence: 70%

Source: shadowserver

Details
1D 1
Iot yes
Feed Shadowserver Foundation honeypot/exploited-vulnerabilities
Type http-scan
Class router
7D Avg 0
Vendor D-Link
30D Avg 0
90D Avg 0
Product D-Link DIR-823X
Cisa Kev no
Connections 12
Observation Date 2026-07-02
Vulnerability Class CVSS
Vulnerability Score 9.8
Vulnerability Severity Critical
References
Created: 2026-07-04 01:01 UTC | Updated: 2026-07-04 01:01 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 062606e9-d9ce-481f-9414-89b1fb7692b5

Vulnerability ID: CVE-2026-1125

Status: Confirmed

Status Updated: 2026-07-02 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2026-07-02
Asserted: 2026-07-02
Scope
Notes: D-Link DIR-823X set_wifidog_settings sub_412E7C command injection | Affected: D-Link / DIR-823X | CVSS: 6.9 (MEDIUM) | EPSS: 0.1493 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details
Feed Previdian (previdian.com)
Title D-Link DIR-823X set_wifidog_settings sub_412E7C command injection
Vendor D-Link
Product DIR-823X
Added Date 2026-07-02T00:00:00.000Z
Cvss Score 6.9
Epss Score 0.1493
Cvss Severity MEDIUM
Epss Percentile 0.96494
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-09-10 07:10 UTC | Updated: 2026-09-10 07:10 UTC
Show details on NVD website
To clipboard 

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                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
                "version": "2.0"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-77",
                  "description": "Command Injection",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            },
            {
              "descriptions": [
                {
                  "cweId": "CWE-74",
                  "description": "Injection",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-02-23T08:39:23.157Z",
            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "name": "VDB-341717 | D-Link DIR-823X set_wifidog_settings sub_412E7C command injection",
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/?id.341717"
            },
            {
              "name": "VDB-341717 | CTI Indicators (IOB, IOC, TTP, IOA)",
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/?ctiid.341717"
            },
            {
              "name": "Submit #734966 | D-Link DIR-823X Router V250416 Command Execution",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/?submit.734966"
            },
            {
              "name": "Submit #743503 | D-Link DIR-823X 250416 OS Command Injection (Duplicate)",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/?submit.743503"
            },
            {
              "tags": [
                "exploit"
              ],
              "url": "https://github.com/DavCloudz/cve/blob/main/D-link/DIR_823X/DIR-823X%20V250416%20Command%20Execution%20Vulnerability.md"
            },
            {
              "tags": [
                "product"
              ],
              "url": "https://www.dlink.com/"
            }
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2026-01-17T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2026-01-17T01:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2026-01-31T02:47:43.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "D-Link DIR-823X set_wifidog_settings sub_412E7C command injection"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2026-1125",
        "datePublished": "2026-01-18T16:02:08.755Z",
        "dateReserved": "2026-01-17T18:18:14.233Z",
        "dateUpdated": "2026-02-23T08:39:23.157Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.